ASC make Conical Mandrel For determination of extensibility of Paint / Ink Coating on Metal Panels, which are clamped in Position & formed round the Conical Mandrel by rotation of the roller frame. The 200mm Mandrel tapers from 37mm to 6mm diameter which can be measured with the help of Scale. After test the Panels are examined to determine Minimum diameter at Which Failure by elongation occurs. (Sheen Ref.801 Type Model) Indian make as per test method ASTM – D 522. STD Model : MS Powder Coated Scale with screw locking & short handle ADV Model : Improved quality instrument with MS powder coated Scale, swing arm panel locking arrangement for samples, and Long Handle with grip